The yellow Sun-Drop Diamond just sold at auction for more than $10.9 million. See other precious stones in red, orange, pink, green, blue, and black

Discovered in 1997 and purchased for $1.3 million by Ronald Winston for the House of Harry Winston, the Pumpkin Diamond measures 5.54 carats and is rated a Fancy Vivid Orange by the Gemological Institute of America. (Winston chose the name because he bought the stone the day before Halloween.) Now worth an estimated $3 million, the Pumpkin Diamond was worn by Halle Berry to the 2002 Oscars when she won best actress for Monster's Ball.

World’s Most Expensive Colored Diamonds

World’s Most Expensive Colored Diamonds

Moussaieff Red Diamond ($7 million)

Once known as the Red Shield Diamond, the Moussaieff Red is the largest Fancy Red diamond in the world at 5.11 carats. Discovered in Brazil in the 1990s, the diamond has a triangular brilliant cut (also known as a trilliant cut) and was most recently displayed at the 2003 "Splendor of Diamonds" exhibit at the Smithsonian.